What is the sum of all integers from:
10 to 50 inclusive?
Inclusive Sum Formula
Inclusive Sum = n/2(f + l)
where f is the first number and l is the last number and
n is l - f + 1
Calculate Inclusive Sum
n = 50 - 10 + 1
n = 41
41/2(10 + 50)
20.5(60)
Final Answer
1230
